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经营范围
发明名称
DSI DEVICE
摘要
申请公布号
JPH04120928(A)
申请公布日期
1992.04.21
申请号
JP19900242186
申请日期
1990.09.12
申请人
NEC CORP
发明人
SHIOKA MASAFUMI
分类号
H04J3/17
主分类号
H04J3/17
代理机构
代理人
主权项
地址
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